181837360

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 436150656

約数和(自身を除く): 254313296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 137, 188, 235, 274, 353, 376, 470, 548, 685, 706, 752, 940, 1096, 1370, 1412, 1765, 1880, 2192, 2740, 2824, 3530, 3760, 5480, 5648, 6439, 7060, 10960, 12878, 14120, 16591, 25756, 28240, 32195, 33182, 48361, 51512, 64390, 66364, 82955, 96722, 103024, 128780, 132728, 165910, 193444, 241805, 257560, 265456, 331820, 386888, 483610, 515120, 663640, 773776, 967220, 1327280, 1934440, 2272967, 3868880, 4545934, 9091868, 11364835, 18183736, 22729670, 36367472, 45459340, 90918680, 181837360]

約数ペア:

[(1, 181837360), (2, 90918680), (4, 45459340), (5, 36367472), (8, 22729670), (10, 18183736), (16, 11364835), (20, 9091868), (40, 4545934), (47, 3868880), (80, 2272967), (94, 1934440), (137, 1327280), (188, 967220), (235, 773776), (274, 663640), (353, 515120), (376, 483610), (470, 386888), (548, 331820), (685, 265456), (706, 257560), (752, 241805), (940, 193444), (1096, 165910), (1370, 132728), (1412, 128780), (1765, 103024), (1880, 96722), (2192, 82955), (2740, 66364), (2824, 64390), (3530, 51512), (3760, 48361), (5480, 33182), (5648, 32195), (6439, 28240), (7060, 25756), (10960, 16591), (12878, 14120)]